artificial satellites
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a satellite is an object that has been intentionally placed into orbit. These objects are called artificial satellites to distinguish them from natural satellites such as Earth's Moon.
a satellite is an object that has been intentionally placed into orbit. These objects are called artificial satellites to distinguish them from natural satellites such as Earth's Moon.On 4 October 1957 the Soviet Union launched the world's first artificial satellite, Sputnik 1. Since then, about 8,900 satellites from more than 40 countries have been launched. According to a 2018 estimate, some 5,000 remain in orbit. Of those about 1,900 were operational, while the rest have lived out their useful lives and become space debris.
Artificial satellites or man - made satellites set up space in an orbit of planet where it revolve around the earth or respective planet by gravitational pull .To revolve satellite in an orbit it doesn't get artificial energy like current it will rotate because of gravitational pull.
Artificial planet have fixed and less time period .
It is set up for the purpose of taking pictures from dangerous area ,sanding signals etc .